317381120

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:318

約数の個数: 160

約数和(自身を含む): 883872000

約数和(自身を除く): 566490880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 89, 112, 128, 140, 160, 178, 199, 224, 256, 280, 320, 356, 398, 445, 448, 512, 560, 623, 640, 712, 796, 890, 896, 995, 1120, 1246, 1280, 1393, 1424, 1592, 1780, 1792, 1990, 2240, 2492, 2560, 2786, 2848, 3115, 3184, 3560, 3584, 3980, 4480, 4984, 5572, 5696, 6230, 6368, 6965, 7120, 7960, 8960, 9968, 11144, 11392, 12460, 12736, 13930, 14240, 15920, 17711, 17920, 19936, 22288, 22784, 24920, 25472, 27860, 28480, 31840, 35422, 39872, 44576, 45568, 49840, 50944, 55720, 56960, 63680, 70844, 79744, 88555, 89152, 99680, 101888, 111440, 113920, 123977, 127360, 141688, 159488, 177110, 178304, 199360, 222880, 227840, 247954, 254720, 283376, 318976, 354220, 356608, 398720, 445760, 495908, 509440, 566752, 619885, 708440, 713216, 797440, 891520, 991816, 1133504, 1239770, 1416880, 1594880, 1783040, 1983632, 2267008, 2479540, 2833760, 3566080, 3967264, 4534016, 4959080, 5667520, 7934528, 9068032, 9918160, 11335040, 15869056, 19836320, 22670080, 31738112, 39672640, 45340160, 63476224, 79345280, 158690560, 317381120]

約数ペア:

[(1, 317381120), (2, 158690560), (4, 79345280), (5, 63476224), (7, 45340160), (8, 39672640), (10, 31738112), (14, 22670080), (16, 19836320), (20, 15869056), (28, 11335040), (32, 9918160), (35, 9068032), (40, 7934528), (56, 5667520), (64, 4959080), (70, 4534016), (80, 3967264), (89, 3566080), (112, 2833760), (128, 2479540), (140, 2267008), (160, 1983632), (178, 1783040), (199, 1594880), (224, 1416880), (256, 1239770), (280, 1133504), (320, 991816), (356, 891520), (398, 797440), (445, 713216), (448, 708440), (512, 619885), (560, 566752), (623, 509440), (640, 495908), (712, 445760), (796, 398720), (890, 356608), (896, 354220), (995, 318976), (1120, 283376), (1246, 254720), (1280, 247954), (1393, 227840), (1424, 222880), (1592, 199360), (1780, 178304), (1792, 177110), (1990, 159488), (2240, 141688), (2492, 127360), (2560, 123977), (2786, 113920), (2848, 111440), (3115, 101888), (3184, 99680), (3560, 89152), (3584, 88555), (3980, 79744), (4480, 70844), (4984, 63680), (5572, 56960), (5696, 55720), (6230, 50944), (6368, 49840), (6965, 45568), (7120, 44576), (7960, 39872), (8960, 35422), (9968, 31840), (11144, 28480), (11392, 27860), (12460, 25472), (12736, 24920), (13930, 22784), (14240, 22288), (15920, 19936), (17711, 17920)]